Spark Plug Spark plug igniting the air-fuel mixture in the combustion chamber ESTANFI "EST-SC16HR11" - Not availableTOYOTA - Auris, Corolla, Avensis, Yaris, Aygo; CITROËN - C1; DAIHATSU - Charade; LEXUS - CT; PEUGEOT - 108; SUBARU - Trezia